public class PKCS5S2ParametersGenerator extends PBEParametersGenerator
The document this implementation is based on can be found at RSA's PKCS5 Page
Modifier and Type | Field and Description |
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private Mac |
hMac |
iterationCount, password, salt
Constructor and Description |
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PKCS5S2ParametersGenerator()
construct a PKCS5 Scheme 2 Parameters generator.
|
PKCS5S2ParametersGenerator(Digest digest) |
Modifier and Type | Method and Description |
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private void |
F(byte[] P,
byte[] S,
int c,
byte[] iBuf,
byte[] out,
int outOff) |
private byte[] |
generateDerivedKey(int dkLen) |
CipherParameters |
generateDerivedMacParameters(int keySize)
Generate a key parameter for use with a MAC derived from the password,
salt, and iteration count we are currently initialised with.
|
CipherParameters |
generateDerivedParameters(int keySize)
Generate a key parameter derived from the password, salt, and iteration
count we are currently initialised with.
|
CipherParameters |
generateDerivedParameters(int keySize,
int ivSize)
Generate a key with initialisation vector parameter derived from
the password, salt, and iteration count we are currently initialised
with.
|
private void |
intToOctet(byte[] buf,
int i) |
getIterationCount, getPassword, getSalt, init, PKCS12PasswordToBytes, PKCS5PasswordToBytes, PKCS5PasswordToUTF8Bytes
private Mac hMac
public PKCS5S2ParametersGenerator()
public PKCS5S2ParametersGenerator(Digest digest)
private void F(byte[] P, byte[] S, int c, byte[] iBuf, byte[] out, int outOff)
private void intToOctet(byte[] buf, int i)
private byte[] generateDerivedKey(int dkLen)
public CipherParameters generateDerivedParameters(int keySize)
generateDerivedParameters
in class PBEParametersGenerator
keySize
- the size of the key we want (in bits)public CipherParameters generateDerivedParameters(int keySize, int ivSize)
generateDerivedParameters
in class PBEParametersGenerator
keySize
- the size of the key we want (in bits)ivSize
- the size of the iv we want (in bits)public CipherParameters generateDerivedMacParameters(int keySize)
generateDerivedMacParameters
in class PBEParametersGenerator
keySize
- the size of the key we want (in bits)